Updates generated content

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1566154 13f79535-47bb-0310-9956-ffa450edef68
Changes extension to match content

git-svn-id: https://svn.apache.org/repos/asf/struts/site@1566155 13f79535-47bb-0310-9956-ffa450edef68